Finding the Fourth Proportional to 184,813.78, 277,178.87 and 84,877.91
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Solution
The fourth proportional to 184,813.78, 277,178.87 and 84,877.91 is: 127,297.66
Step by Step Solution
- Step 1: Write the proportion equation
184,813.78 : 277,178.87 = 84,877.91 : x - Step 2: Convert to fraction form
184,813.78/277,178.87 = 84,877.91/x - Step 3: Cross multiply
184,813.78x = 277,178.87 × 84,877.91 - Step 4: Simplify right side
184,813.78x = 23,526,361,371.48 - Step 5: Solve for x
x = 23,526,361,371.48/184,813.78 - Step 6: Final answer
x = 127,297.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.